/// <summary>
/// Get workflow trace
/// </summary>
/// <param name="workflowOids">List of oid</param>
/// <returns>List of trace</returns>
public IEnumerable <WorkflowTraceInfo> GetTraceForWorkflow(Guid[] workflowOids)
{
// TODO
// The problem here is that we need to get the avatar for the user
// who add comment to workflow, but the user information is in an
// other database.
// For now use a dictionary to make sure we don't call the service
// twice for the same user.
var userHash = new Dictionary <string, string>();
var traces = _tracer.GetTraceForWorkflow(workflowOids).ToList();
if (_usersService == null)
{
using (var usersOperations = new FlowUsersService())
{
foreach (var t in traces)
{
if (string.IsNullOrWhiteSpace(t.User))
{
continue;
}
if (!userHash.ContainsKey(t.User))
{
var user = usersOperations.GetUser(new GetUserRequest {
User = t.User
});
if (user.User != null)
{
userHash.Add(t.User, user.User.PhotoPath);
}
}
if (userHash.ContainsKey(t.User))
{
t.Avatar = userHash[t.User];
}
}
}
}
else
{
foreach (var t in traces)
{
var user = _usersService.GetUser(new GetUserRequest {
User = t.User
});
t.Avatar = user.User.PhotoPath;
}
}
return(traces);
}
/// <summary>
/// Create MessageInfo
/// </summary>
/// <param name="user">TopicUser</param>
/// <param name="uofw">FlowTasksUnitOfWork</param>
/// <param name="users"></param>
/// <returns>TopicMessageInfo</returns>
private TopicMessageInfo CreateMessageInfo(TopicUser user, FlowTasksUnitOfWork uofw, Dictionary <string, string> users)
{
var documents = CreateDocuments(user.TopicMessage, uofw);
if (!users.ContainsKey(user.TopicMessage.From))
{
GetUserResponse resp;
if (_usersService == null)
{
using (var usersOperations = new FlowUsersService())
{
resp = usersOperations.GetUser(new GetUserRequest {
User = user.TopicMessage.From
});
}
}
else
{
resp = _usersService.GetUser(new GetUserRequest {
User = user.TopicMessage.From
});
}
users.Add(user.TopicMessage.From, resp.User.PhotoPath);
}
return(new TopicMessageInfo
{
From = user.TopicMessage.From,
ImageUrl = users[user.TopicMessage.From],
To = user.TopicMessage.To,
Message = user.TopicMessage.Message,
When = user.TopicMessage.Topic.LastChanged,
Status = CreateStatusType(user),
Attachments = documents
});
}